tacticity

The tacticity of polymers is mainly influenced by the polarity of substituent group of vinyl monomer.

作者认聚合物等规度的因素主要是取代基的极性效应。

The production technologies of PVA with ultrahigh relative molecular weight mass and high stereo-tacticity were introduced.

介绍了超高相对子质量高立构规整度的PVA制备方法;